योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-55, verse-53

तथा खं खं तथा भूमिर्भूमित्वेनाप्त्ववज्जलम् ।
यद्यथा चेतति स्वैरं तद्वेत्त्येव तथा वपुः ॥ ५३ ॥

tathā khaṃ khaṃ tathā bhūmirbhūmitvenāptvavajjalam ,
yadyathā cetati svairaṃ tadvettyeva tathā vapuḥ 53

53. tathā khaṃ khaṃ tathā bhūmiḥ bhūmitvena āptvavat jalam
| yat yathā cetati svairaṃ tat vetti eva tathā vapuḥ ||

53. tathā khaṃ khaṃ tathā bhūmiḥ bhūmitvena āptvavat jalam
yat yathā svairaṃ cetati tat eva tathā vapuḥ vetti

53. Just as space is perceived as space, and the earth by its essential nature (bhūmitva), and water possessing its essential nature (āptvat), so too, whatever one spontaneously experiences, the body perceives it in that very manner.

Words meanings summery:

• तथा (tathā) - thus, so, in that manner

• खं (khaṁ) - space, ether, sky, emptiness

• खं (khaṁ) - space, ether, sky, emptiness

• तथा (tathā) - thus, so, in that manner

• भूमिः (bhūmiḥ) - earth, ground, land

• भूमित्वेन (bhūmitvena) - by its earth-ness, by its nature as earth

• आप्त्ववत् (āptvavat) - possessing water-ness, having the nature of water

• जलम् (jalam) - water

• यत् (yat) - whatever, which

• यथा (yathā) - as, just as, in whatever way

• चेतति (cetati) - perceives, cognizes, experiences

• स्वैरं (svairaṁ) - freely, spontaneously, at will

• तत् (tat) - that, that very thing

• वेत्ति (vetti) - knows, perceives

• एव (eva) - verily, indeed, only, just

• तथा (tathā) - thus, so, in that manner

• वपुः (vapuḥ) - body, form, figure

Words meanings and morphology

तथा (tathā) - thus, so, in that manner

(indeclinable)

खं (khaṁ) - space, ether, sky, emptiness

(noun)

Nominative, neuter, singular of kha

kha - space, ether, sky, emptiness; a hole

खं (khaṁ) - space, ether, sky, emptiness

(noun)

Nominative, neuter, singular of kha

kha - space, ether, sky, emptiness; a hole

तथा (tathā) - thus, so, in that manner

(indeclinable)

भूमिः (bhūmiḥ) - earth, ground, land

(noun)

Nominative, feminine, singular of bhūmi

bhūmi - earth, ground, land, soil, realm

भूमित्वेन (bhūmitvena) - by its earth-ness, by its nature as earth

(noun)

Instrumental, neuter, singular of bhūmitva

bhūmitva - earth-ness, the state or nature of being earth

Derived from `bhūmi` + `tva` (abstract suffix).

आप्त्ववत् (āptvavat) - possessing water-ness, having the nature of water

(adjective)

Nominative, neuter, singular of āptvavat

āptvavat - possessing water-ness, having the nature of water

Derived from `āptva` (water-ness) + `vat` (possessive suffix). `āptva` from `ap` (water) + `tva` (abstract suffix).

जलम् (jalam) - water

(noun)

Nominative, neuter, singular of jala

jala - water

यत् (yat) - whatever, which

(pronoun)

Nominative, neuter, singular of yad

yad - which, what, whatever

यथा (yathā) - as, just as, in whatever way

(indeclinable)

चेतति (cetati) - perceives, cognizes, experiences

(verb)

3rd person , singular, active, present (laṭ) of cet

Present active indicative

From root `cit` (class 1 `cetati`).

Root: cit (class 1)

Note: Subject is implied, likely referring to the individual self or consciousness.

स्वैरं (svairaṁ) - freely, spontaneously, at will

(indeclinable)

Adverbial accusative, or an indeclinable form.

तत् (tat) - that, that very thing

(pronoun)

Nominative, neuter, singular of tad

tad - that, this, it

वेत्ति (vetti) - knows, perceives

(verb)

3rd person , singular, active, present (laṭ) of vid

Present active indicative

From root `vid` (class 2).

Root: vid (class 2)

Note: Subject is `vapuḥ`.

एव (eva) - verily, indeed, only, just

(indeclinable)

तथा (tathā) - thus, so, in that manner

(indeclinable)

वपुः (vapuḥ) - body, form, figure

(noun)

Nominative, neuter, singular of vapus

vapus - body, form, figure, a beautiful body